William R. Sellers

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Cambridge, MA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Helen Fu, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for William R. Sellers

Form 4 holding Director

2seventy bio, Inc.

Security class
Stock Option (right to buy)
Shares / value
3,219
Estimated value
$12,651
Report date
11 Nov 2021
Price
$3.93
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

2seventy bio, Inc.

Security class
Common Stock
Shares / value
3,202
Estimated value
$12,019
Report date
11 Nov 2021
Price
$3.75
Ownership
Direct
Form 4 holding Director

bluebird bio, Inc.

Security class
Common Stock
Shares / value
3,601
Estimated value
$5,147
Report date
11 Nov 2021
Price
$1.43
Ownership
Direct
Form 4 holding Director

bluebird bio, Inc.

Security class
Stock Option (right to buy)
Shares / value
0
Estimated value
Report date
11 Nov 2021
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by William R. Sellers

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